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1998 GMC 7500 7.0L Stays at Idle
Posted to GM Driveability on 2/18/2005 8 Replies

sometimes when u put the throttle to the floor the engine stays at idle. if you hold it there sometimes you cand hear the throttle open and the engine will rev then. this is a propane delivery truck. and has been converted to run off propane. i dont think this...

8 Replies Received (View Replies)

 
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car Vehicle Data

1998 GMC 7500

VIN 1GDM7H1M5W
Engine7.0 L / 8 cyl
DeliveryFI / TBI propane
EmissionsOBD-II Compliant
SymptomsStays at Idle
OccursIntermittently
Message Closed

car Vehicle Data

1998 GMC 7500

VIN 1GDM7H1M5W
Engine7.0 L / 8 cyl
DeliveryFI / TBI propane
EmissionsOBD-II Compliant
SymptomsStays at Idle
OccursIntermittently